package com.tawl.common.utils.poi;

import com.tawl.common.annotation.Excel;
import com.tawl.common.annotation.Excel.ColumnType;
import com.tawl.common.annotation.Excel.Type;
import com.tawl.common.annotation.Excels;
import com.tawl.common.config.TongAiConfig;
import com.tawl.common.core.domain.AjaxResult;
import com.tawl.common.core.text.Convert;
import com.tawl.common.exception.UtilException;
import com.tawl.common.utils.DateUtils;
import com.tawl.common.utils.DictUtils;
import com.tawl.common.utils.StringUtils;
import com.tawl.common.utils.file.FileTypeUtils;
import com.tawl.common.utils.file.FileUtils;
import com.tawl.common.utils.file.ImageUtils;
import com.tawl.common.utils.reflect.ReflectUtils;
import jakarta.servlet.http.HttpServletResponse;
import org.apache.commons.lang3.ArrayUtils;
import org.apache.commons.lang3.RegExUtils;
import org.apache.commons.lang3.reflect.FieldUtils;
import org.apache.poi.hssf.usermodel.*;
import org.apache.poi.ooxml.POIXMLDocumentPart;
import org.apache.poi.ss.usermodel.*;
import org.apache.poi.ss.util.CellRangeAddress;
import org.apache.poi.ss.util.CellRangeAddressList;
import org.apache.poi.util.IOUtils;
import org.apache.poi.xssf.streaming.SXSSFWorkbook;
import org.apache.poi.xssf.usermodel.*;
import org.openxmlformats.schemas.drawingml.x2006.spreadsheetDrawing.CTMarker;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import java.io.*;
import java.lang.reflect.Field;
import java.lang.reflect.Method;
import java.lang.reflect.ParameterizedType;
import java.math.BigDecimal;
import java.text.DecimalFormat;
import java.time.LocalDate;
import java.time.LocalDateTime;
import java.util.*;
import java.util.stream.Collectors;

/**
 * Excel相关处理
 *
 * @author ruoyi
 */
public class ExcelUtil<T>
{
  private static final Logger log = LoggerFactory.getLogger(ExcelUtil.class);

  public static final String SEPARATOR = ",";

  public static final String FORMULA_REGEX_STR = "=|-|\\+|@";

  public static final String[] FORMULA_STR = { "=", "-", "+", "@" };

  /**
   * 用于dictType属性数据存储，避免重复查缓存
   */
  public Map<String, String> sysDictMap = new HashMap<String, String>();

  /**
   * Excel sheet最大行数，默认65536
   */
  public static final int sheetSize = 65536;

  /**
   * 工作表名称
   */
  private String sheetName;

  /**
   * 导出类型（EXPORT:导出数据；IMPORT：导入模板）
   */
  private Type type;

  /**
   * 工作薄对象
   */
  private Workbook wb;

  /**
   * 工作表对象
   */
  private Sheet sheet;

  /**
   * 样式列表
   */
  private Map<String, CellStyle> styles;

  /**
   * 导入导出数据列表
   */
  private List<T> list;

  /**
   * 注解列表
   */
  private List<Object[]> fields;

  /**
   * 当前行号
   */
  private int rownum;

  /**
   * 标题
   */
  private String title;

  /**
   * 最大高度
   */
  private short maxHeight;

  /**
   * 合并后最后行数
   */
  private int subMergedLastRowNum = 0;

  /**
   * 合并后开始行数
   */
  private int subMergedFirstRowNum = 1;

  /**
   * 对象的子列表方法
   */
  private Method subMethod;

  /**
   * 对象的子列表属性
   */
  private List<Field> subFields;

  /**
   * 统计列表
   */
  private Map<Integer, Double> statistics = new HashMap<Integer, Double>();

  /**
   * 实体对象
   */
  public Class<T> clazz;

  /**
   * 需要显示列属性
   */
  public String[] includeFields;

  /**
   * 需要排除列属性
   */
  public String[] excludeFields;

  public ExcelUtil(Class<T> clazz)
  {
    this.clazz = clazz;
  }

  /**
   * 仅在Excel中显示列属性
   *
   * @param fields 列属性名 示例[单个"name"/多个"id","name"]
   */
  public void showColumn(String... fields)
  {
    this.includeFields = fields;
  }

  /**
   * 隐藏Excel中列属性
   *
   * @param fields 列属性名 示例[单个"name"/多个"id","name"]
   */
  public void hideColumn(String... fields)
  {
    this.excludeFields = fields;
  }

  public void init(List<T> list, String sheetName, String title, Type type)
  {
    if (list == null)
    {
      list = new ArrayList<T>();
    }
    this.list = list;
    this.sheetName = sheetName;
    this.type = type;
    this.title = title;
    createExcelField();
    createWorkbook();
    createTitle();
    createSubHead();
  }

  /**
   * 创建excel第一行标题
   */
  public void createTitle()
  {
    if (StringUtils.isNotEmpty(title))
    {
      int titleLastCol = this.fields.size() - 1;
      if (isSubList())
      {
        titleLastCol = titleLastCol + subFields.size() - 1;
      }
      Row titleRow = sheet.createRow(rownum == 0 ? rownum++ : 0);
      titleRow.setHeightInPoints(30);
      Cell titleCell = titleRow.createCell(0);
      titleCell.setCellStyle(styles.get("title"));
      titleCell.setCellValue(title);
      sheet.addMergedRegion(new CellRangeAddress(titleRow.getRowNum(), titleRow.getRowNum(), 0, titleLastCol));
    }
  }

  /**
   * 创建对象的子列表名称
   */
  public void createSubHead()
  {
    if (isSubList())
    {
      Row subRow = sheet.createRow(rownum);
      int column = 0;
      int subFieldSize = subFields != null ? subFields.size() : 0;
      for (Object[] objects : fields)
      {
        Field field = (Field) objects[0];
        Excel attr = (Excel) objects[1];
        if (Collection.class.isAssignableFrom(field.getType()))
        {
          Cell cell = subRow.createCell(column);
          cell.setCellValue(attr.name());
          cell.setCellStyle(styles.get(StringUtils.format("header_{}_{}", attr.headerColor(), attr.headerBackgroundColor())));
          if (subFieldSize > 1)
          {
            CellRangeAddress cellAddress = new CellRangeAddress(rownum, rownum, column, column + subFieldSize - 1);
            sheet.addMergedRegion(cellAddress);
          }
          column += subFieldSize;
        }
        else
        {
          Cell cell = subRow.createCell(column++);
          cell.setCellValue(attr.name());
          cell.setCellStyle(styles.get(StringUtils.format("header_{}_{}", attr.headerColor(), attr.headerBackgroundColor())));
        }
      }
      rownum++;
    }
  }
  /**
   * 对excel表单默认第一个索引名转换成list
   *
   * @param is 输入流
   * @return 转换后集合
   */
  public List<T> importExcel(InputStream is)
  {
    return importExcel(is, 0);
  }

  /**
   * 对excel表单默认第一个索引名转换成list
   *
   * @param is 输入流
   * @param titleNum 标题占用行数
   * @return 转换后集合
   */
  public List<T> importExcel(InputStream is, int titleNum)
  {
    List<T> list = null;
    try
    {
      list = importExcel(StringUtils.EMPTY, is, titleNum);
    }
    catch (Exception e)
    {
      log.error("导入Excel异常{}", e.getMessage());
      throw new UtilException(e.getMessage());
    }
    finally
    {
      IOUtils.closeQuietly(is);
    }
    return list;
  }

  /**
   * 对excel表单指定表格索引名转换成list
   *
   * @param sheetName 表格索引名
   * @param titleNum 标题占用行数
   * @param is 输入流
   * @return 转换后集合
   */
  public List<T> importExcel(String sheetName, InputStream is, int titleNum) throws Exception
  {
    this.type = Type.IMPORT;
    this.wb = WorkbookFactory.create(is);
    List<T> list = new ArrayList<T>();
    // 如果指定sheet名,则取指定sheet中的内容 否则默认指向第1个sheet
    Sheet sheet = StringUtils.isNotEmpty(sheetName) ? wb.getSheet(sheetName) : wb.getSheetAt(0);
    if (sheet == null)
    {
      throw new IOException("文件sheet不存在");
    }
    boolean isXSSFWorkbook = !(wb instanceof HSSFWorkbook);
    Map<String, List<PictureData>> pictures = null;
    if (isXSSFWorkbook)
    {
      pictures = getSheetPictures07((XSSFSheet) sheet, (XSSFWorkbook) wb);
    }
    else
    {
      pictures = getSheetPictures03((HSSFSheet) sheet, (HSSFWorkbook) wb);
    }
    // 获取最后一个非空行的行下标，比如总行数为n，则返回的为n-1
    int rows = sheet.getLastRowNum();
    if (rows > 0)
    {
      // 定义一个map用于存放excel列的序号和field.
      Map<String, Integer> cellMap = new HashMap<String, Integer>();
      // 获取表头
      Row heard = sheet.getRow(titleNum);
      for (int i = 0; i < heard.getPhysicalNumberOfCells(); i++)
      {
        Cell cell = heard.getCell(i);
        if (StringUtils.isNotNull(cell))
        {
          String value = this.getCellValue(heard, i).toString();
          cellMap.put(value, i);
        }
        else
        {
          cellMap.put(null, i);
        }
      }
      // 有数据时才处理 得到类的所有field.
      List<Object[]> fields = this.getFields();
      Map<Integer, Object[]> fieldsMap = new HashMap<Integer, Object[]>();
      for (Object[] objects : fields)
      {
        Excel attr = (Excel) objects[1];
        Integer column = cellMap.get(attr.name());
        if (column != null)
        {
          fieldsMap.put(column, objects);
        }
      }
      for (int i = titleNum + 1; i <= rows; i++)
      {
        // 从第2行开始取数据,默认第一行是表头.
        Row row = sheet.getRow(i);
        // 判断当前行是否是空行
        if (isRowEmpty(row))
        {
          continue;
        }
        T entity = null;
        for (Map.Entry<Integer, Object[]> entry : fieldsMap.entrySet())
        {
          Object val = this.getCellValue(row, entry.getKey());

          // 如果不存在实例则新建.
          entity = (entity == null ? clazz.getDeclaredConstructor().newInstance() : entity);
          // 从map中得到对应列的field.
          Field field = (Field) entry.getValue()[0];
          Excel attr = (Excel) entry.getValue()[1];
          // 取得类型,并根据对象类型设置值.
          Class<?> fieldType = field.getType();
          if (String.class == fieldType)
          {
            String s = Convert.toStr(val);
            if (s.matches("^\\d+\\.0$"))
            {
              val = StringUtils.substringBefore(s, ".0");
            }
            else
            {
              String dateFormat = field.getAnnotation(Excel.class).dateFormat();
              if (StringUtils.isNotEmpty(dateFormat))
              {
                val = parseDateToStr(dateFormat, val);
              }
              else
              {
                val = Convert.toStr(val);
              }
            }
          }
          else if ((Integer.TYPE == fieldType || Integer.class == fieldType) && StringUtils.isNumeric(Convert.toStr(val)))
          {
            val = Convert.toInt(val);
          }
          else if ((Long.TYPE == fieldType || Long.class == fieldType) && StringUtils.isNumeric(Convert.toStr(val)))
          {
            val = Convert.toLong(val);
          }
          else if (Double.TYPE == fieldType || Double.class == fieldType)
          {
            val = Convert.toDouble(val);
          }
          else if (Float.TYPE == fieldType || Float.class == fieldType)
          {
            val = Convert.toFloat(val);
          }
          else if (BigDecimal.class == fieldType)
          {
            val = Convert.toBigDecimal(val);
          }
          else if (Date.class == fieldType)
          {
            if (val instanceof String)
            {
              val = DateUtils.parseDate(val);
            }
            else if (val instanceof Double)
            {
              val = DateUtil.getJavaDate((Double) val);
            }
          }
          else if (Boolean.TYPE == fieldType || Boolean.class == fieldType)
          {
            val = Convert.toBool(val, false);
          }
          if (StringUtils.isNotNull(fieldType))
          {
            String propertyName = field.getName();
            if (StringUtils.isNotEmpty(attr.targetAttr()))
            {
              propertyName = field.getName() + "." + attr.targetAttr();
            }
            if (StringUtils.isNotEmpty(attr.readConverterExp()))
            {
              val = reverseByExp(Convert.toStr(val), attr.readConverterExp(), attr.separator());
            }
            else if (StringUtils.isNotEmpty(attr.dictType()))
            {
              if (!sysDictMap.containsKey(attr.dictType() + val))
              {
                String dictValue = reverseDictByExp(Convert.toStr(val), attr.dictType(), attr.separator());
                sysDictMap.put(attr.dictType() + val, dictValue);
              }
              val = sysDictMap.get(attr.dictType() + val);
            }
            else if (!attr.handler().equals(ExcelHandlerAdapter.class))
            {
              val = dataFormatHandlerAdapter(val, attr, null);
            }
            else if (ColumnType.IMAGE == attr.cellType() && StringUtils.isNotEmpty(pictures))
            {
              StringBuilder propertyString = new StringBuilder();
              List<PictureData> images = pictures.get(row.getRowNum() + "_" + entry.getKey());
              for (PictureData picture : images)
              {
                byte[] data = picture.getData();
                String fileName = FileUtils.writeImportBytes(data);
                propertyString.append(fileName).append(SEPARATOR);
              }
              val = StringUtils.stripEnd(propertyString.toString(), SEPARATOR);
            }
            ReflectUtils.invokeSetter(entity, propertyName, val);
          }
        }
        list.add(entity);
      }
    }
    return list;
  }

  /**
   * 对list数据源将其里面的数据导入到excel表单
   *
   * @param list 导出数据集合
   * @param sheetName 工作表的名称
   * @return 结果
   */
  public AjaxResult exportExcel(List<T> list, String sheetName)
  {
    return exportExcel(list, sheetName, StringUtils.EMPTY);
  }

  /**
   * 对list数据源将其里面的数据导入到excel表单
   *
   * @param list 导出数据集合
   * @param sheetName 工作表的名称
   * @param title 标题
   * @return 结果
   */
  public AjaxResult exportExcel(List<T> list, String sheetName, String title)
  {
    this.init(list, sheetName, title, Type.EXPORT);
    return exportExcel();
  }

  /**
   * 对list数据源将其里面的数据导入到excel表单
   *
   * @param response 返回数据
   * @param list 导出数据集合
   * @param sheetName 工作表的名称
   * @return 结果
   */
  public void exportExcel(HttpServletResponse response, List<T> list, String sheetName)
  {
    exportExcel(response, list, sheetName, StringUtils.EMPTY);
  }

  /**
   * 对list数据源将其里面的数据导入到excel表单
   *
   * @param response 返回数据
   * @param list 导出数据集合
   * @param sheetName 工作表的名称
   * @param title 标题
   * @return 结果
   */
  public void exportExcel(HttpServletResponse response, List<T> list, String sheetName, String title)
  {
    response.setContentType("application/vnd.openxmlformats-officedocument.spreadsheetml.sheet");
    response.setCharacterEncoding("utf-8");
    this.init(list, sheetName, title, Type.EXPORT);
    exportExcel(response);
  }

  /**
   * 对list数据源将其里面的数据导入到excel表单
   *
   * @param sheetName 工作表的名称
   * @return 结果
   */
  public AjaxResult importTemplateExcel(String sheetName)
  {
    return importTemplateExcel(sheetName, StringUtils.EMPTY);
  }

  /**
   * 对list数据源将其里面的数据导入到excel表单
   *
   * @param sheetName 工作表的名称
   * @param title 标题
   * @return 结果
   */
  public AjaxResult importTemplateExcel(String sheetName, String title)
  {
    this.init(null, sheetName, title, Type.IMPORT);
    return exportExcel();
  }

  /**
   * 对list数据源将其里面的数据导入到excel表单
   *
   * @param sheetName 工作表的名称
   * @return 结果
   */
  public void importTemplateExcel(HttpServletResponse response, String sheetName)
  {
    importTemplateExcel(response, sheetName, StringUtils.EMPTY);
  }

  /**
   * 对list数据源将其里面的数据导入到excel表单
   *
   * @param sheetName 工作表的名称
   * @param title 标题
   * @return 结果
   */
  public void importTemplateExcel(HttpServletResponse response, String sheetName, String title)
  {
    response.setContentType("application/vnd.openxmlformats-officedocument.spreadsheetml.sheet");
    response.setCharacterEncoding("utf-8");
    this.init(null, sheetName, title, Type.IMPORT);
    exportExcel(response);
  }

  /**
   * 对list数据源将其里面的数据导入到excel表单
   *
   * @return 结果
   */
  public void exportExcel(HttpServletResponse response)
  {
    try
    {
      writeSheet();
      wb.write(response.getOutputStream());
    }
    catch (Exception e)
    {
      log.error("导出Excel异常{}", e.getMessage());
    }
    finally
    {
      IOUtils.closeQuietly(wb);
    }
  }

  /**
   * 对list数据源将其里面的数据导入到excel表单
   *
   * @return 结果
   */
  public AjaxResult exportExcel()
  {
    OutputStream out = null;
    try
    {
      writeSheet();
      String filename = encodingFilename(sheetName);
      out = new FileOutputStream(getAbsoluteFile(filename));
      wb.write(out);
      return AjaxResult.success(filename);
    }
    catch (Exception e)
    {
      log.error("导出Excel异常{}", e.getMessage());
      throw new UtilException("导出Excel失败，请联系网站管理员！");
    }
    finally
    {
      IOUtils.closeQuietly(wb);
      IOUtils.closeQuietly(out);
    }
  }

  /**
   * 创建写入数据到Sheet
   */
  public void writeSheet()
  {
    // 取出一共有多少个sheet.
    int sheetNo = Math.max(1, (int) Math.ceil(list.size() * 1.0 / sheetSize));
    for (int index = 0; index < sheetNo; index++)
    {
      createSheet(sheetNo, index);

      // 产生一行
      Row row = sheet.createRow(rownum);
      int column = 0;
      // 写入各个字段的列头名称
      for (Object[] os : fields)
      {
        Field field = (Field) os[0];
        Excel excel = (Excel) os[1];
        if (Collection.class.isAssignableFrom(field.getType()))
        {
          for (Field subField : subFields)
          {
            Excel subExcel = subField.getAnnotation(Excel.class);
            this.createHeadCell(subExcel, row, column++);
          }
        }
        else
        {
          this.createHeadCell(excel, row, column++);
        }
      }
      if (Type.EXPORT.equals(type))
      {
        fillExcelData(index, row);
        addStatisticsRow();
      }
    }
  }

  /**
   * 填充excel数据
   *
   * @param index 序号
   * @param row 单元格行
   */
  @SuppressWarnings("unchecked")
  public void fillExcelData(int index, Row row)
  {
    int startNo = index * sheetSize;
    int endNo = Math.min(startNo + sheetSize, list.size());
    int currentRowNum = rownum + 1; // 从标题行后开始

    for (int i = startNo; i < endNo; i++)
    {
      row = sheet.createRow(currentRowNum);
      T vo = (T) list.get(i);
      int column = 0;
      int maxSubListSize = getCurrentMaxSubListSize(vo);
      for (Object[] os : fields)
      {
        Field field = (Field) os[0];
        Excel excel = (Excel) os[1];
        if (Collection.class.isAssignableFrom(field.getType()))
        {
          try
          {
            Collection<?> subList = (Collection<?>) getTargetValue(vo, field, excel);
            if (subList != null && !subList.isEmpty())
            {
              int subIndex = 0;
              for (Object subVo : subList)
              {
                Row subRow = sheet.getRow(currentRowNum + subIndex);
                if (subRow == null)
                {
                  subRow = sheet.createRow(currentRowNum + subIndex);
                }

                int subColumn = column;
                for (Field subField : subFields)
                {
                  Excel subExcel = subField.getAnnotation(Excel.class);
                  addCell(subExcel, subRow, (T) subVo, subField, subColumn++);
                }
                subIndex++;
              }
              column += subFields.size();
            }
          }
          catch (Exception e)
          {
            log.error("填充集合数据失败", e);
          }
        }
        else
        {
          // 创建单元格并设置值
          addCell(excel, row, vo, field, column);
          if (maxSubListSize > 1 && excel.needMerge())
          {
            sheet.addMergedRegion(new CellRangeAddress(currentRowNum, currentRowNum + maxSubListSize - 1, column, column));
          }
          column++;
        }
      }
      currentRowNum += maxSubListSize;
    }
  }

  /**
   * 获取子列表最大数
   */
  private int getCurrentMaxSubListSize(T vo)
  {
    int maxSubListSize = 1;
    for (Object[] os : fields)
    {
      Field field = (Field) os[0];
      if (Collection.class.isAssignableFrom(field.getType()))
      {
        try
        {
          Collection<?> subList = (Collection<?>) getTargetValue(vo, field, (Excel) os[1]);
          if (subList != null && !subList.isEmpty())
          {
            maxSubListSize = Math.max(maxSubListSize, subList.size());
          }
        }
        catch (Exception e)
        {
          log.error("获取集合大小失败", e);
        }
      }
    }
    return maxSubListSize;
  }

  /**
   * 创建表格样式
   *
   * @param wb 工作薄对象
   * @return 样式列表
   */
  private Map<String, CellStyle> createStyles(Workbook wb)
  {
    // 写入各条记录,每条记录对应excel表中的一行
    Map<String, CellStyle> styles = new HashMap<String, CellStyle>();
    CellStyle style = wb.createCellStyle();
    style.setAlignment(HorizontalAlignment.CENTER);
    style.setVerticalAlignment(VerticalAlignment.CENTER);
    Font titleFont = wb.createFont();
    titleFont.setFontName("Arial");
    titleFont.setFontHeightInPoints((short) 16);
    titleFont.setBold(true);
    style.setFont(titleFont);
    DataFormat dataFormat = wb.createDataFormat();
    style.setDataFormat(dataFormat.getFormat("@"));
    styles.put("title", style);

    style = wb.createCellStyle();
    style.setAlignment(HorizontalAlignment.CENTER);
    style.setVerticalAlignment(VerticalAlignment.CENTER);
    style.setBorderRight(BorderStyle.THIN);
    style.setRightBorderColor(IndexedColors.GREY_50_PERCENT.getIndex());
    style.setBorderLeft(BorderStyle.THIN);
    style.setLeftBorderColor(IndexedColors.GREY_50_PERCENT.getIndex());
    style.setBorderTop(BorderStyle.THIN);
    style.setTopBorderColor(IndexedColors.GREY_50_PERCENT.getIndex());
    style.setBorderBottom(BorderStyle.THIN);
    style.setBottomBorderColor(IndexedColors.GREY_50_PERCENT.getIndex());
    Font dataFont = wb.createFont();
    dataFont.setFontName("Arial");
    dataFont.setFontHeightInPoints((short) 10);
    style.setFont(dataFont);
    styles.put("data", style);

    style = wb.createCellStyle();
    style.setAlignment(HorizontalAlignment.CENTER);
    style.setVerticalAlignment(VerticalAlignment.CENTER);
    style.setDataFormat(dataFormat.getFormat("######0.00"));
    Font totalFont = wb.createFont();
    totalFont.setFontName("Arial");
    totalFont.setFontHeightInPoints((short) 10);
    style.setFont(totalFont);
    styles.put("total", style);

    styles.putAll(annotationHeaderStyles(wb, styles));

    styles.putAll(annotationDataStyles(wb));

    return styles;
  }

  /**
   * 根据Excel注解创建表格头样式
   *
   * @param wb 工作薄对象
   * @return 自定义样式列表
   */
  private Map<String, CellStyle> annotationHeaderStyles(Workbook wb, Map<String, CellStyle> styles)
  {
    Map<String, CellStyle> headerStyles = new HashMap<String, CellStyle>();
    for (Object[] os : fields)
    {
      Excel excel = (Excel) os[1];
      String key = StringUtils.format("header_{}_{}", excel.headerColor(), excel.headerBackgroundColor());
      if (!headerStyles.containsKey(key))
      {
        CellStyle style = wb.createCellStyle();
        style.cloneStyleFrom(styles.get("data"));
        style.setAlignment(HorizontalAlignment.CENTER);
        style.setVerticalAlignment(VerticalAlignment.CENTER);
        style.setFillForegroundColor(excel.headerBackgroundColor().index);
        style.setFillPattern(FillPatternType.SOLID_FOREGROUND);
        Font headerFont = wb.createFont();
        headerFont.setFontName("Arial");
        headerFont.setFontHeightInPoints((short) 10);
        headerFont.setBold(true);
        headerFont.setColor(excel.headerColor().index);
        style.setFont(headerFont);
        // 设置表格头单元格文本形式
        DataFormat dataFormat = wb.createDataFormat();
        style.setDataFormat(dataFormat.getFormat("@"));
        headerStyles.put(key, style);
      }
    }
    return headerStyles;
  }

  /**
   * 根据Excel注解创建表格列样式
   *
   * @param wb 工作薄对象
   * @return 自定义样式列表
   */
  private Map<String, CellStyle> annotationDataStyles(Workbook wb)
  {
    Map<String, CellStyle> styles = new HashMap<String, CellStyle>();
    for (Object[] os : fields)
    {
      Field field = (Field) os[0];
      Excel excel = (Excel) os[1];
      if (Collection.class.isAssignableFrom(field.getType()))
      {
        ParameterizedType pt = (ParameterizedType) field.getGenericType();
        Class<?> subClass = (Class<?>) pt.getActualTypeArguments()[0];
        List<Field> subFields = FieldUtils.getFieldsListWithAnnotation(subClass, Excel.class);
        for (Field subField : subFields)
        {
          Excel subExcel = subField.getAnnotation(Excel.class);
          annotationDataStyles(styles, subField, subExcel);
        }
      }
      else
      {
        annotationDataStyles(styles, field, excel);
      }
    }
    return styles;
  }

  /**
   * 根据Excel注解创建表格列样式
   *
   * @param styles 自定义样式列表
   * @param field  属性列信息
   * @param excel  注解信息
   */
  public void annotationDataStyles(Map<String, CellStyle> styles, Field field, Excel excel)
  {
    String key = StringUtils.format("data_{}_{}_{}_{}_{}", excel.align(), excel.color(), excel.backgroundColor(), excel.cellType(), excel.wrapText());
    if (!styles.containsKey(key))
    {
      CellStyle style = wb.createCellStyle();
      style.setAlignment(excel.align());
      style.setVerticalAlignment(VerticalAlignment.CENTER);
      style.setBorderRight(BorderStyle.THIN);
      style.setRightBorderColor(IndexedColors.GREY_50_PERCENT.getIndex());
      style.setBorderLeft(BorderStyle.THIN);
      style.setLeftBorderColor(IndexedColors.GREY_50_PERCENT.getIndex());
      style.setBorderTop(BorderStyle.THIN);
      style.setTopBorderColor(IndexedColors.GREY_50_PERCENT.getIndex());
      style.setBorderBottom(BorderStyle.THIN);
      style.setBottomBorderColor(IndexedColors.GREY_50_PERCENT.getIndex());
      style.setFillPattern(FillPatternType.SOLID_FOREGROUND);
      style.setFillForegroundColor(excel.backgroundColor().getIndex());
      style.setWrapText(excel.wrapText());
      Font dataFont = wb.createFont();
      dataFont.setFontName("Arial");
      dataFont.setFontHeightInPoints((short) 10);
      dataFont.setColor(excel.color().index);
      style.setFont(dataFont);
      if (ColumnType.TEXT == excel.cellType())
      {
        DataFormat dataFormat = wb.createDataFormat();
        style.setDataFormat(dataFormat.getFormat("@"));
      }
      styles.put(key, style);
    }
  }

  /**
   * 创建单元格
   */
  public Cell createHeadCell(Excel attr, Row row, int column)
  {
    // 创建列
    Cell cell = row.createCell(column);
    // 写入列信息
    cell.setCellValue(attr.name());
    setDataValidation(attr, row, column);
    cell.setCellStyle(styles.get(StringUtils.format("header_{}_{}", attr.headerColor(), attr.headerBackgroundColor())));
    if (isSubList())
    {
      // 填充默认样式，防止合并单元格样式失效
      sheet.setDefaultColumnStyle(column, styles.get(StringUtils.format("data_{}_{}_{}_{}_{}", attr.align(), attr.color(), attr.backgroundColor(), attr.cellType(), attr.wrapText())));
      if (attr.needMerge())
      {
        sheet.addMergedRegion(new CellRangeAddress(rownum - 1, rownum, column, column));
      }
    }
    return cell;
  }

  /**
   * 设置单元格信息
   *
   * @param value 单元格值
   * @param attr 注解相关
   * @param cell 单元格信息
   */
  public void setCellVo(Object value, Excel attr, Cell cell)
  {
    if (ColumnType.STRING == attr.cellType() || ColumnType.TEXT == attr.cellType())
    {
      String cellValue = Convert.toStr(value);
      // 对于任何以表达式触发字符 =-+@开头的单元格，直接使用tab字符作为前缀，防止CSV注入。
      if (StringUtils.startsWithAny(cellValue, FORMULA_STR))
      {
        cellValue = RegExUtils.replaceFirst(cellValue, FORMULA_REGEX_STR, "\t$0");
      }
      if (value instanceof Collection && StringUtils.equals("[]", cellValue))
      {
        cellValue = StringUtils.EMPTY;
      }
      cell.setCellValue(StringUtils.isNull(cellValue) ? attr.defaultValue() : cellValue + attr.suffix());
    }
    else if (ColumnType.NUMERIC == attr.cellType())
    {
      if (StringUtils.isNotNull(value))
      {
        cell.setCellValue(StringUtils.contains(Convert.toStr(value), ".") ? Convert.toDouble(value) : Convert.toInt(value));
      }
    }
    else if (ColumnType.IMAGE == attr.cellType())
    {
      ClientAnchor anchor = new XSSFClientAnchor(0, 0, 0, 0, (short) cell.getColumnIndex(), cell.getRow().getRowNum(), (short) (cell.getColumnIndex() + 1), cell.getRow().getRowNum() + 1);
      String propertyValue = Convert.toStr(value);
      if (StringUtils.isNotEmpty(propertyValue))
      {
        List<String> imagePaths = StringUtils.str2List(propertyValue, SEPARATOR);
        for (String imagePath : imagePaths)
        {
          byte[] data = ImageUtils.getImage(imagePath);
          getDrawingPatriarch(cell.getSheet()).createPicture(anchor, cell.getSheet().getWorkbook().addPicture(data, getImageType(data)));
        }
      }
    }
  }

  /**
   * 获取画布
   */
  public static Drawing<?> getDrawingPatriarch(Sheet sheet)
  {
    if (sheet.getDrawingPatriarch() == null)
    {
      sheet.createDrawingPatriarch();
    }
    return sheet.getDrawingPatriarch();
  }

  /**
   * 获取图片类型,设置图片插入类型
   */
  public int getImageType(byte[] value)
  {
    String type = FileTypeUtils.getFileExtendName(value);
    if ("JPG".equalsIgnoreCase(type))
    {
      return Workbook.PICTURE_TYPE_JPEG;
    }
    else if ("PNG".equalsIgnoreCase(type))
    {
      return Workbook.PICTURE_TYPE_PNG;
    }
    return Workbook.PICTURE_TYPE_JPEG;
  }

  /**
   * 创建表格样式
   */
  public void setDataValidation(Excel attr, Row row, int column)
  {
    if (attr.name().indexOf("注：") >= 0)
    {
      sheet.setColumnWidth(column, 6000);
    }
    else
    {
      // 设置列宽
      sheet.setColumnWidth(column, (int) ((attr.width() + 0.72) * 256));
    }
    if (StringUtils.isNotEmpty(attr.prompt()) || attr.combo().length > 0 || attr.comboReadDict())
    {
      String[] comboArray = attr.combo();
      if (attr.comboReadDict())
      {
        if (!sysDictMap.containsKey("combo_" + attr.dictType()))
        {
          String labels = DictUtils.getDictLabels(attr.dictType());
          sysDictMap.put("combo_" + attr.dictType(), labels);
        }
        String val = sysDictMap.get("combo_" + attr.dictType());
        comboArray = StringUtils.split(val, DictUtils.SEPARATOR);
      }
      if (comboArray.length > 15 || StringUtils.join(comboArray).length() > 255)
      {
        // 如果下拉数大于15或字符串长度大于255，则使用一个新sheet存储，避免生成的模板下拉值获取不到
        setXSSFValidationWithHidden(sheet, comboArray, attr.prompt(), 1, 100, column, column);
      }
      else
      {
        // 提示信息或只能选择不能输入的列内容.
        setPromptOrValidation(sheet, comboArray, attr.prompt(), 1, 100, column, column);
      }
    }
  }

  /**
   * 添加单元格
   */
  @SuppressWarnings("deprecation")
  public Cell addCell(Excel attr, Row row, T vo, Field field, int column)
  {
    Cell cell = null;
    try
    {
      // 设置行高
      row.setHeight(maxHeight);
      // 根据Excel中设置情况决定是否导出,有些情况需要保持为空,希望用户填写这一列.
      if (attr.isExport())
      {
        // 创建cell
        cell = row.createCell(column);
        if (isSubListValue(vo) && getListCellValue(vo).size() > 1 && attr.needMerge())
        {
          if (subMergedLastRowNum >= subMergedFirstRowNum)
          {
            sheet.addMergedRegion(new CellRangeAddress(subMergedFirstRowNum, subMergedLastRowNum, column, column));
          }
        }
        cell.setCellStyle(styles.get(StringUtils.format("data_{}_{}_{}_{}_{}", attr.align(), attr.color(), attr.backgroundColor(), attr.cellType(), attr.wrapText())));

        // 用于读取对象中的属性
        Object value = getTargetValue(vo, field, attr);
        String dateFormat = attr.dateFormat();
        String readConverterExp = attr.readConverterExp();
        String separator = attr.separator();
        String dictType = attr.dictType();
        if (StringUtils.isNotEmpty(dateFormat) && StringUtils.isNotNull(value))
        {
          cell.getCellStyle().setDataFormat(this.wb.getCreationHelper().createDataFormat().getFormat(dateFormat));
          cell.setCellValue(parseDateToStr(dateFormat, value));
        }
        else if (StringUtils.isNotEmpty(readConverterExp) && StringUtils.isNotNull(value))
        {
          cell.setCellValue(convertByExp(Convert.toStr(value), readConverterExp, separator));
        }
        else if (StringUtils.isNotEmpty(dictType) && StringUtils.isNotNull(value))
        {
          if (!sysDictMap.containsKey(dictType + value))
          {
            String lable = convertDictByExp(Convert.toStr(value), dictType, separator);
            sysDictMap.put(dictType + value, lable);
          }
          cell.setCellValue(sysDictMap.get(dictType + value));
        }
        else if (value instanceof BigDecimal && -1 != attr.scale())
        {
          cell.setCellValue((((BigDecimal) value).setScale(attr.scale(), attr.roundingMode())).doubleValue());
        }
        else if (!attr.handler().equals(ExcelHandlerAdapter.class))
        {
          cell.setCellValue(dataFormatHandlerAdapter(value, attr, cell));
        }
        else
        {
          // 设置列类型
          setCellVo(value, attr, cell);
        }
        addStatisticsData(column, Convert.toStr(value), attr);
      }
    }
    catch (Exception e)
    {
      log.error("导出Excel失败{}", e);
    }
    return cell;
  }

  /**
   * 设置 POI XSSFSheet 单元格提示或选择框
   *
   * @param sheet 表单
   * @param textlist 下拉框显示的内容
   * @param promptContent 提示内容
   * @param firstRow 开始行
   * @param endRow 结束行
   * @param firstCol 开始列
   * @param endCol 结束列
   */
  public void setPromptOrValidation(Sheet sheet, String[] textlist, String promptContent, int firstRow, int endRow,
                                    int firstCol, int endCol)
  {
    DataValidationHelper helper = sheet.getDataValidationHelper();
    DataValidationConstraint constraint = textlist.length > 0 ? helper.createExplicitListConstraint(textlist) : helper.createCustomConstraint("DD1");
    CellRangeAddressList regions = new CellRangeAddressList(firstRow, endRow, firstCol, endCol);
    DataValidation dataValidation = helper.createValidation(constraint, regions);
    if (StringUtils.isNotEmpty(promptContent))
    {
      // 如果设置了提示信息则鼠标放上去提示
      dataValidation.createPromptBox("", promptContent);
      dataValidation.setShowPromptBox(true);
    }
    // 处理Excel兼容性问题
    if (dataValidation instanceof XSSFDataValidation)
    {
      dataValidation.setSuppressDropDownArrow(true);
      dataValidation.setShowErrorBox(true);
    }
    else
    {
      dataValidation.setSuppressDropDownArrow(false);
    }
    sheet.addValidationData(dataValidation);
  }

  /**
   * 设置某些列的值只能输入预制的数据,显示下拉框（兼容超出一定数量的下拉框）.
   *
   * @param sheet 要设置的sheet.
   * @param textlist 下拉框显示的内容
   * @param promptContent 提示内容
   * @param firstRow 开始行
   * @param endRow 结束行
   * @param firstCol 开始列
   * @param endCol 结束列
   */
  public void setXSSFValidationWithHidden(Sheet sheet, String[] textlist, String promptContent, int firstRow, int endRow, int firstCol, int endCol)
  {
    String hideSheetName = "combo_" + firstCol + "_" + endCol;
    Sheet hideSheet = wb.createSheet(hideSheetName); // 用于存储 下拉菜单数据
    for (int i = 0; i < textlist.length; i++)
    {
      hideSheet.createRow(i).createCell(0).setCellValue(textlist[i]);
    }
    // 创建名称，可被其他单元格引用
    Name name = wb.createName();
    name.setNameName(hideSheetName + "_data");
    name.setRefersToFormula(hideSheetName + "!$A$1:$A$" + textlist.length);
    DataValidationHelper helper = sheet.getDataValidationHelper();
    // 加载下拉列表内容
    DataValidationConstraint constraint = helper.createFormulaListConstraint(hideSheetName + "_data");
    // 设置数据有效性加载在哪个单元格上,四个参数分别是：起始行、终止行、起始列、终止列
    CellRangeAddressList regions = new CellRangeAddressList(firstRow, endRow, firstCol, endCol);
    // 数据有效性对象
    DataValidation dataValidation = helper.createValidation(constraint, regions);
    if (StringUtils.isNotEmpty(promptContent))
    {
      // 如果设置了提示信息则鼠标放上去提示
      dataValidation.createPromptBox("", promptContent);
      dataValidation.setShowPromptBox(true);
    }
    // 处理Excel兼容性问题
    if (dataValidation instanceof XSSFDataValidation)
    {
      dataValidation.setSuppressDropDownArrow(true);
      dataValidation.setShowErrorBox(true);
    }
    else
    {
      dataValidation.setSuppressDropDownArrow(false);
    }

    sheet.addValidationData(dataValidation);
    // 设置hiddenSheet隐藏
    wb.setSheetHidden(wb.getSheetIndex(hideSheet), true);
  }

  /**
   * 解析导出值 0=男,1=女,2=未知
   *
   * @param propertyValue 参数值
   * @param converterExp 翻译注解
   * @param separator 分隔符
   * @return 解析后值
   */
  public static String convertByExp(String propertyValue, String converterExp, String separator)
  {
    StringBuilder propertyString = new StringBuilder();
    String[] convertSource = converterExp.split(SEPARATOR);
    for (String item : convertSource)
    {
      String[] itemArray = item.split("=");
      if (StringUtils.containsAny(propertyValue, separator))
      {
        for (String value : propertyValue.split(separator))
        {
          if (itemArray[0].equals(value))
          {
            propertyString.append(itemArray[1] + separator);
            break;
          }
        }
      }
      else
      {
        if (itemArray[0].equals(propertyValue))
        {
          return itemArray[1];
        }
      }
    }
    return StringUtils.stripEnd(propertyString.toString(), separator);
  }

  /**
   * 反向解析值 男=0,女=1,未知=2
   *
   * @param propertyValue 参数值
   * @param converterExp 翻译注解
   * @param separator 分隔符
   * @return 解析后值
   */
  public static String reverseByExp(String propertyValue, String converterExp, String separator)
  {
    StringBuilder propertyString = new StringBuilder();
    String[] convertSource = converterExp.split(SEPARATOR);
    for (String item : convertSource)
    {
      String[] itemArray = item.split("=");
      if (StringUtils.containsAny(propertyValue, separator))
      {
        for (String value : propertyValue.split(separator))
        {
          if (itemArray[1].equals(value))
          {
            propertyString.append(itemArray[0] + separator);
            break;
          }
        }
      }
      else
      {
        if (itemArray[1].equals(propertyValue))
        {
          return itemArray[0];
        }
      }
    }
    return StringUtils.stripEnd(propertyString.toString(), separator);
  }

  /**
   * 解析字典值
   *
   * @param dictValue 字典值
   * @param dictType 字典类型
   * @param separator 分隔符
   * @return 字典标签
   */
  public static String convertDictByExp(String dictValue, String dictType, String separator)
  {
    return DictUtils.getDictLabel(dictType, dictValue, separator);
  }

  /**
   * 反向解析值字典值
   *
   * @param dictLabel 字典标签
   * @param dictType 字典类型
   * @param separator 分隔符
   * @return 字典值
   */
  public static String reverseDictByExp(String dictLabel, String dictType, String separator)
  {
    return DictUtils.getDictValue(dictType, dictLabel, separator);
  }

  /**
   * 数据处理器
   *
   * @param value 数据值
   * @param excel 数据注解
   * @return
   */
  public String dataFormatHandlerAdapter(Object value, Excel excel, Cell cell)
  {
    try
    {
      Object instance = excel.handler().getDeclaredConstructor().newInstance();
      Method formatMethod = excel.handler().getMethod("format", new Class[] { Object.class, String[].class, Cell.class, Workbook.class });
      value = formatMethod.invoke(instance, value, excel.args(), cell, this.wb);
    }
    catch (Exception e)
    {
      log.error("不能格式化数据 " + excel.handler(), e.getMessage());
    }
    return Convert.toStr(value);
  }

  /**
   * 合计统计信息
   */
  private void addStatisticsData(Integer index, String text, Excel entity)
  {
    if (entity != null && entity.isStatistics())
    {
      Double temp = 0D;
      if (!statistics.containsKey(index))
      {
        statistics.put(index, temp);
      }
      try
      {
        temp = Double.valueOf(text);
      }
      catch (NumberFormatException e)
      {
      }
      statistics.put(index, statistics.get(index) + temp);
    }
  }

  /**
   * 创建统计行
   */
  public void addStatisticsRow()
  {
    if (statistics.size() > 0)
    {
      Row row = sheet.createRow(sheet.getLastRowNum() + 1);
      Set<Integer> keys = statistics.keySet();
      Cell cell = row.createCell(0);
      cell.setCellStyle(styles.get("total"));
      cell.setCellValue("合计");

      for (Integer key : keys)
      {
        cell = row.createCell(key);
        cell.setCellStyle(styles.get("total"));
        cell.setCellValue(statistics.get(key));
      }
      statistics.clear();
    }
  }

  /**
   * 编码文件名
   */
  public String encodingFilename(String filename)
  {
    return UUID.randomUUID() + "_" + filename + ".xlsx";
  }

  /**
   * 获取下载路径
   *
   * @param filename 文件名称
   */
  public String getAbsoluteFile(String filename)
  {
    String downloadPath = TongAiConfig.getDownloadPath() + filename;
    File desc = new File(downloadPath);
    if (!desc.getParentFile().exists())
    {
      desc.getParentFile().mkdirs();
    }
    return downloadPath;
  }

  /**
   * 获取bean中的属性值
   *
   * @param vo 实体对象
   * @param field 字段
   * @param excel 注解
   * @return 最终的属性值
   * @throws Exception
   */
  private Object getTargetValue(T vo, Field field, Excel excel) throws Exception
  {
    field.setAccessible(true);
    Object o = field.get(vo);
    if (StringUtils.isNotEmpty(excel.targetAttr()))
    {
      String target = excel.targetAttr();
      if (target.contains("."))
      {
        String[] targets = target.split("[.]");
        for (String name : targets)
        {
          o = getValue(o, name);
        }
      }
      else
      {
        o = getValue(o, target);
      }
    }
    return o;
  }

  /**
   * 以类的属性的get方法方法形式获取值
   *
   * @param o
   * @param name
   * @return value
   * @throws Exception
   */
  private Object getValue(Object o, String name) throws Exception
  {
    if (StringUtils.isNotNull(o) && StringUtils.isNotEmpty(name))
    {
      Class<?> clazz = o.getClass();
      Field field = clazz.getDeclaredField(name);
      field.setAccessible(true);
      o = field.get(o);
    }
    return o;
  }

  /**
   * 得到所有定义字段
   */
  private void createExcelField()
  {
    this.fields = getFields();
    this.fields = this.fields.stream().sorted(Comparator.comparing(objects -> ((Excel) objects[1]).sort())).collect(Collectors.toList());
    this.maxHeight = getRowHeight();
  }

  /**
   * 获取字段注解信息
   */
  public List<Object[]> getFields()
  {
    List<Object[]> fields = new ArrayList<Object[]>();
    List<Field> tempFields = new ArrayList<>();
    tempFields.addAll(Arrays.asList(clazz.getSuperclass().getDeclaredFields()));
    tempFields.addAll(Arrays.asList(clazz.getDeclaredFields()));
    if (StringUtils.isNotEmpty(includeFields))
    {
      for (Field field : tempFields)
      {
        if (ArrayUtils.contains(this.includeFields, field.getName()) || field.isAnnotationPresent(Excels.class))
        {
          addField(fields, field);
        }
      }
    }
    else if (StringUtils.isNotEmpty(excludeFields))
    {
      for (Field field : tempFields)
      {
        if (!ArrayUtils.contains(this.excludeFields, field.getName()))
        {
          addField(fields, field);
        }
      }
    }
    else
    {
      for (Field field : tempFields)
      {
        addField(fields, field);
      }
    }
    return fields;
  }

  /**
   * 添加字段信息
   */
  public void addField(List<Object[]> fields, Field field)
  {
    // 单注解
    if (field.isAnnotationPresent(Excel.class))
    {
      Excel attr = field.getAnnotation(Excel.class);
      if (attr != null && (attr.type() == Type.ALL || attr.type() == type))
      {
        fields.add(new Object[] { field, attr });
      }
      if (Collection.class.isAssignableFrom(field.getType()))
      {
        subMethod = getSubMethod(field.getName(), clazz);
        ParameterizedType pt = (ParameterizedType) field.getGenericType();
        Class<?> subClass = (Class<?>) pt.getActualTypeArguments()[0];
        this.subFields = FieldUtils.getFieldsListWithAnnotation(subClass, Excel.class);
      }
    }

    // 多注解
    if (field.isAnnotationPresent(Excels.class))
    {
      Excels attrs = field.getAnnotation(Excels.class);
      Excel[] excels = attrs.value();
      for (Excel attr : excels)
      {
        if (StringUtils.isNotEmpty(includeFields))
        {
          if (ArrayUtils.contains(this.includeFields, field.getName() + "." + attr.targetAttr())
                  && (attr != null && (attr.type() == Type.ALL || attr.type() == type)))
          {
            fields.add(new Object[] { field, attr });
          }
        }
        else
        {
          if (!ArrayUtils.contains(this.excludeFields, field.getName() + "." + attr.targetAttr())
                  && (attr != null && (attr.type() == Type.ALL || attr.type() == type)))
          {
            fields.add(new Object[] { field, attr });
          }
        }
      }
    }
  }

  /**
   * 根据注解获取最大行高
   */
  public short getRowHeight()
  {
    double maxHeight = 0;
    for (Object[] os : this.fields)
    {
      Excel excel = (Excel) os[1];
      maxHeight = Math.max(maxHeight, excel.height());
    }
    return (short) (maxHeight * 20);
  }

  /**
   * 创建一个工作簿
   */
  public void createWorkbook()
  {
    this.wb = new SXSSFWorkbook(500);
    this.sheet = wb.createSheet();
    wb.setSheetName(0, sheetName);
    this.styles = createStyles(wb);
  }

  /**
   * 创建工作表
   *
   * @param sheetNo sheet数量
   * @param index 序号
   */
  public void createSheet(int sheetNo, int index)
  {
    // 设置工作表的名称.
    if (sheetNo > 1 && index > 0)
    {
      this.sheet = wb.createSheet();
      this.createTitle();
      wb.setSheetName(index, sheetName + index);
    }
  }

  /**
   * 获取单元格值
   *
   * @param row 获取的行
   * @param column 获取单元格列号
   * @return 单元格值
   */
  public Object getCellValue(Row row, int column)
  {
    if (row == null)
    {
      return row;
    }
    Object val = "";
    try
    {
      Cell cell = row.getCell(column);
      if (StringUtils.isNotNull(cell))
      {
        if (cell.getCellType() == CellType.NUMERIC || cell.getCellType() == CellType.FORMULA)
        {
          val = cell.getNumericCellValue();
          if (DateUtil.isCellDateFormatted(cell))
          {
            val = DateUtil.getJavaDate((Double) val); // POI Excel 日期格式转换
          }
          else
          {
            if ((Double) val % 1 != 0)
            {
              val = new BigDecimal(val.toString());
            }
            else
            {
              val = new DecimalFormat("0").format(val);
            }
          }
        }
        else if (cell.getCellType() == CellType.STRING)
        {
          val = cell.getStringCellValue();
        }
        else if (cell.getCellType() == CellType.BOOLEAN)
        {
          val = cell.getBooleanCellValue();
        }
        else if (cell.getCellType() == CellType.ERROR)
        {
          val = cell.getErrorCellValue();
        }

      }
    }
    catch (Exception e)
    {
      return val;
    }
    return val;
  }

  /**
   * 判断是否是空行
   *
   * @param row 判断的行
   * @return
   */
  private boolean isRowEmpty(Row row)
  {
    if (row == null)
    {
      return true;
    }
    for (int i = row.getFirstCellNum(); i < row.getLastCellNum(); i++)
    {
      Cell cell = row.getCell(i);
      if (cell != null && cell.getCellType() != CellType.BLANK)
      {
        return false;
      }
    }
    return true;
  }

  /**
   * 获取Excel2003图片
   *
   * @param sheet 当前sheet对象
   * @param workbook 工作簿对象
   * @return Map key:图片单元格索引（1_1）String，value:图片流PictureData
   */
  public static Map<String, List<PictureData>> getSheetPictures03(HSSFSheet sheet, HSSFWorkbook workbook)
  {
    Map<String, List<PictureData>> sheetIndexPicMap = new HashMap<>();
    List<HSSFPictureData> pictures = workbook.getAllPictures();
    if (!pictures.isEmpty() && sheet.getDrawingPatriarch() != null)
    {
      for (HSSFShape shape : sheet.getDrawingPatriarch().getChildren())
      {
        if (shape instanceof HSSFPicture)
        {
          HSSFPicture pic = (HSSFPicture) shape;
          HSSFClientAnchor anchor = (HSSFClientAnchor) pic.getAnchor();
          String picIndex = anchor.getRow1() + "_" + anchor.getCol1();
          sheetIndexPicMap.computeIfAbsent(picIndex, k -> new ArrayList<>()).add(pic.getPictureData());
        }
      }
    }
    return sheetIndexPicMap;
  }

  /**
   * 获取Excel2007图片
   *
   * @param sheet 当前sheet对象
   * @param workbook 工作簿对象
   * @return Map key:图片单元格索引（1_1）String，value:图片流PictureData
   */
  public static Map<String, List<PictureData>> getSheetPictures07(XSSFSheet sheet, XSSFWorkbook workbook)
  {
    Map<String, List<PictureData>> sheetIndexPicMap = new HashMap<>();
    for (POIXMLDocumentPart dr : sheet.getRelations())
    {
      if (dr instanceof XSSFDrawing)
      {
        XSSFDrawing drawing = (XSSFDrawing) dr;
        for (XSSFShape shape : drawing.getShapes())
        {
          if (shape instanceof XSSFPicture)
          {
            XSSFPicture pic = (XSSFPicture) shape;
            XSSFClientAnchor anchor = pic.getPreferredSize();
            CTMarker ctMarker = anchor.getFrom();
            String picIndex = ctMarker.getRow() + "_" + ctMarker.getCol();
            sheetIndexPicMap.computeIfAbsent(picIndex, k -> new ArrayList<>()).add(pic.getPictureData());
          }
        }
      }
    }
    return sheetIndexPicMap;
  }

  /**
   * 格式化不同类型的日期对象
   *
   * @param dateFormat 日期格式
   * @param val 被格式化的日期对象
   * @return 格式化后的日期字符
   */
  public String parseDateToStr(String dateFormat, Object val)
  {
    if (val == null)
    {
      return "";
    }
    String str;
    if (val instanceof Date)
    {
      str = DateUtils.parseDateToStr(dateFormat, (Date) val);
    }
    else if (val instanceof LocalDateTime)
    {
      str = DateUtils.parseDateToStr(dateFormat, DateUtils.toDate((LocalDateTime) val));
    }
    else if (val instanceof LocalDate)
    {
      str = DateUtils.parseDateToStr(dateFormat, DateUtils.toDate((LocalDate) val));
    }
    else
    {
      str = val.toString();
    }
    return str;
  }

  /**
   * 是否有对象的子列表
   */
  public boolean isSubList()
  {
    return StringUtils.isNotNull(subFields) && subFields.size() > 0;
  }

  /**
   * 是否有对象的子列表，集合不为空
   */
  public boolean isSubListValue(T vo)
  {
    return StringUtils.isNotNull(subFields) && subFields.size() > 0 && StringUtils.isNotNull(getListCellValue(vo)) && getListCellValue(vo).size() > 0;
  }

  /**
   * 获取集合的值
   */
  public Collection<?> getListCellValue(Object obj)
  {
    Object value;
    try
    {
      value = subMethod.invoke(obj, new Object[] {});
    }
    catch (Exception e)
    {
      return new ArrayList<Object>();
    }
    return (Collection<?>) value;
  }

  /**
   * 获取对象的子列表方法
   *
   * @param name 名称
   * @param pojoClass 类对象
   * @return 子列表方法
   */
  public Method getSubMethod(String name, Class<?> pojoClass)
  {
    StringBuffer getMethodName = new StringBuffer("get");
    getMethodName.append(name.substring(0, 1).toUpperCase());
    getMethodName.append(name.substring(1));
    Method method = null;
    try
    {
      method = pojoClass.getMethod(getMethodName.toString(), new Class[] {});
    }
    catch (Exception e)
    {
      log.error("获取对象异常{}", e.getMessage());
    }
    return method;
  }
}
